@font-face {
    font-family: 'Anek Bangla';
    src: url('../fonts/AnekBanglaMedium.woff2') format('woff2');
    font-weight: 500; /* Medium ওয়েটের জন্য 500 ব্যবহার করা ভালো */
    font-style: normal;
}

/* General Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Anek Bangla', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f0fdfa; /* Light Teal Background */
     font-family: 'Anek Bangla', Tahoma, Geneva, Verdana, sans-serif;
    color: #1e293b; /* Dark Slate Text */
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* === ইউনিফাইড টিল কালার থিম ভেরিয়েবলস === */
:root {
    --bg-body: #f0fdfa;
    --bg-card: #ffffff;
    --bg-input: #f8fafc;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    /* Teal Shades */
    --teal-main: #14b8a6;
    --teal-dark: #0d9488;
    --teal-darker: #0f766e;
    --teal-light: #ccfbf1;
    --teal-lighter: #f0fdfa;
    
    /* Red Shades (For Expenses/Errors) */
    --red-main: #ef4444;
    --red-dark: #dc2626;
    --red-light: #fef2f2;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
}

/* Header Styles - Centered */
header {
    background-color: var(--teal-darker);
    color: white;
    padding: 15px 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

header .logo {
    font-size: 24px;
    font-weight: bold;
    display: inline-block;
    color: #fff;
}

/* Centered Navigation */
header nav {
    margin-top: 15px;
}

header nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.3s;
    font-size: 16px;
}

header nav a:hover {
    color: var(--teal-light);
}

/* === মডার্ন বাটন স্টাইলস === */
.btn {
    display: inline-block;
    background-color: var(--teal-main);
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 8px; /* Modern rounded */
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 16px;
    font-weight: 600;
}

.btn:hover {
    background-color: var(--teal-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn.logout {
    background-color: var(--red-main);
}

.btn.logout:hover {
    background-color: var(--red-dark);
}

.btn.register-btn {
    background-color: var(--teal-main);
}

.btn.register-btn:hover {
    background-color: var(--teal-dark);
}

.btn.login-btn {
    background-color: var(--teal-dark);
}

.btn.login-btn:hover {
    background-color: var(--teal-darker);
}

/* === ফর্ম স্টাইলস === */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px; /* Modern rounded */
    font-size: 16px;
    background-color: var(--bg-input);
    color: var(--text-primary);
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--teal-main);
    outline: none;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15); /* Teal Focus Ring */
}

/* Login and Register Container */
.login-container {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    margin: 50px auto;
    border: 1px solid var(--border-color);
}

.login-container h2 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--text-primary);
}

/* === এরর ও সাকসেস মেসেজ (ড্যাশবোর্ডের মতো) === */
.error-message {
    background-color: var(--red-light);
    color: #991b1b;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid var(--red-main);
}

.success-message {
    background-color: var(--teal-light);
    color: var(--teal-darker);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid var(--teal-main);
}

/* Dashboard Styles - Centered Buttons */
.dashboard-container {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-top: 30px;
    border: 1px solid var(--border-color);
}

.dashboard-container h2 {
    color: var(--text-primary);
    margin-bottom: 25px;
    border-bottom: 2px solid var(--teal-main);
    padding-bottom: 10px;
    text-align: center;
}

/* Centered Actions */
.actions {
    text-align: center;
    margin: 25px 0;
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}


/* Centered Filter */
.filter {
    text-align: center;
    margin: 25px 0;
    background: var(--bg-card);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.filter input[type="month"],
.filter input[type="date"],
.filter select {
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    background-color: var(--bg-input);
}

.filter input:focus,
.filter select:focus {
    border-color: var(--teal-main);
    outline: none;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

/* === টেবিল স্টাইলস (নীল থেকে টিলে পরিবর্তন) === */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background-color: var(--bg-card);
    box-shadow: var(--shadow-md);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

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

th {
    background-color: var(--teal-main); /* Changed to Teal */
    color: white;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tr:hover {
    background-color: var(--bg-input);
}

/* === ট্রানজ্যাকশন কালার (সবুজ থেকে টিলে পরিবর্তন) === */
.transaction-amount.income {
    color: var(--teal-darker); /* Changed to Teal */
    font-weight: bold;
}

.transaction-amount.expense {
    color: var(--red-main); /* Red */
    font-weight: bold;
}

/* Table Row Colors */
.transaction-row.income td {
    border-left: 4px solid var(--teal-main); /* Changed to Teal */
}

.transaction-row.expense td {
    border-left: 4px solid var(--red-main);
}

/* Transaction Type Badge */
.transaction-type {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px; /* Modern pill shape */
    font-size: 12px;
    font-weight: 600;
    margin-right: 10px;
}

.transaction-type.income {
    background-color: var(--teal-light);
    color: var(--teal-darker); /* Changed to Teal text */
}

.transaction-type.expense {
    background-color: var(--red-light);
    color: #991b1b;
}

/* Total Row Styles */
.total-label {
    font-weight: 700;
    color: var(--text-primary);
}

/* === ক্যাটেগরি ম্যানেজমেন্ট === */
.category-form {
    background-color: var(--bg-input);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
}

.category-form h3 {
    margin-bottom: 20px;
    color: var(--text-primary);
    text-align: center;
}

.category-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 12px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: var(--text-muted);
    transition: all 0.3s;
    position: relative;
    font-weight: 500;
}

.tab-btn.active {
    color: var(--teal-main);
    font-weight: 600;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--teal-main);
}

.category-content {
    display: none;
}

.category-content.active {
    display: block;
}

/* Category List Styles */
.categories-list {
    margin-top: 30px;
}

/* === হোম পেজ স্টাইলস === */
.home-container {
    text-align: center;
    padding: 50px 20px;
}

.home-container h1 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 30px;
}

.home-container p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.features {
    display: flex;
    justify-content: space-around;
    margin: 50px 0;
    flex-wrap: wrap;
}

.feature {
    flex: 1;
    min-width: 250px;
    margin: 0 15px;
    padding: 30px;
    background-color: var(--bg-card);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s;
    border: 1px solid var(--border-color);
}

.feature:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature i {
    font-size: 48px;
    color: var(--teal-main); /* Teal Icons */
    margin-bottom: 20px;
}

.feature h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
}

.feature p {
    color: var(--text-secondary);
}

/* Footer */
footer {
    background-color: var(--teal-darker); /* Dark Teal */
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
    font-size: 14px;
}

/* === এক্সপোর্ট অপশনস === */
.export-options {
    background-color: var(--bg-card);
    padding: 20px;
    border-radius: 12px;
    margin-top: 25px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.export-options h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
    font-size: 18px;
}

.export-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.export-buttons .btn {
    flex: 1;
    min-width: 150px;
    text-align: center;
}

/* Report Sections */
.income-report, .expense-report {
    margin-bottom: 30px;
}

.income-report h3, .expense-report h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-size: 18px;
}

/* Filter Button Group */
.filter-button-group {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.clear-filter {
    background-color: #64748b;
}

.clear-filter:hover {
    background-color: #475569;
}

.filter button:active {
    transform: scale(0.98);
}

/* ========================================== */
/* === রেসপন্সিভ ডিজাইন - মোবাইল ভিউ === */
/* ========================================== */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .stats {
        flex-direction: column;
    }
    
    .stat-card {
        margin: 10px 0;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    table {
        font-size: 14px;
        border-radius: 8px;
    }
    
    th, td {
        padding: 10px;
    }
    
    .mobile-hide {
        display: none;
    }
    
    .mobile-date {
        font-size: 14px;
    }
    
    .feature {
        margin: 15px 0;
        padding: 20px;
    }
    
    header nav a {
        margin: 0 10px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .login-container {
        margin: 20px;
        padding: 20px;
        border-radius: 8px;
    }
    
    .export-buttons {
        flex-direction: column;
    }
    
    .export-buttons .btn {
        min-width: 100%;
    }
}