<?php
require_once 'db.php';
header('Content-Type: text/html; charset=utf-8');
?>
<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Yol Masraf Takip Sistemi</title>
    <!-- Google Fonts: Inter -->
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
    <!-- Bootstrap CSS -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
    <!-- Bootstrap Icons -->
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
    <!-- Custom CSS -->
    <link rel="stylesheet" href="css/style.css">
</head>
<body>

<nav class="navbar navbar-expand-lg navbar-light bg-dark mb-4">
  <div class="container">
    <a class="navbar-brand" href="veri_giris.php"><strong>Masraf</strong>Takip</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <ul class="navbar-nav ms-auto">
        <li class="nav-item">
          <a class="nav-link active" href="veri_giris.php">Veri Girişi</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="dashboard.php">Dashboard</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="ayarlar.php">Ayarlar</a>
        </li>
      </ul>
    </div>
  </div>
</nav>

<div class="container-fluid px-4">
    <main>
