/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
}

body {
    background-color: #f4f7f6;
    display: flex;
}

/* NAVBAR */
.navbar {
    width: 100%;
    height: 60px;
    background-color: #007bff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    color: white;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    gap: 10px;
}

.nav-logo {
    height: 80px;
    width: auto;
    filter: brightness(0) invert(1);
}

.toggle-btn {
    font-size: 26px;
    cursor: pointer;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* SIDEBAR */
.sidebar {
    width: 250px;
    background: #ffffff;
    height: calc(100vh - 60px);
    position: fixed;
    top: 60px;
    left: 0;
    padding-top: 20px;
    overflow-y: auto;
    border-right: 1px solid #e5d1be;
    transition: 0.3s;

    display: flex;
    flex-direction: column;
}

.sidebar.hide {
    left: -250px;
}

.sidebar h2 {
    color: #007bff;
    text-align: center;
    margin-bottom: 20px;
    font-size: 22px;
}

/* Menu buttons */
.menu-btn {
    padding: 14px 20px;
    font-size: 17px;
    color: #007bff;
    cursor: pointer;
    border-bottom: 1px solid #f0d6c6;
    transition: 0.2s;
}

.menu-btn:hover {
    background: #88ccfa;
}

.submenu {
    display: none;
    background: #ffffff;
}

.submenu a {
    display: block;
    padding: 12px 35px;
    color: #007bff;
    text-decoration: none;
    border-bottom: 1px solid #f3cab1;
    transition: 0.2s;
}

.submenu a:hover {
    background: #b3dbf7;
    color: #007bff;
}

/* Logout */
.sidebar-logout {
    margin-top: auto;
    padding: 10px 16px;
    background: #007bff;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 6px;
    text-decoration: none;
}

.sidebar-logout:hover {
    background: #a8d8f8;
}

.logout-icon {
    width: 22px;
    height: 22px;
}

/* MAIN CONTENT */
.main {
    margin-left: 260px;
    padding: 30px;
    width: calc(100% - 260px);
    margin-top: 80px;
    transition: 0.3s;
}

.main.collapsed {
    margin-left: 20px;
    width: calc(100% - 40px);
}

/* Container */
.container {
    background: white;
    padding: 40px;
    border-radius: 12px;
    max-width: 800px;
    margin: auto;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.07);
}

.header {
    font-size: 32px;
    color: #2c3e50;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 600;
}

a {
    text-decoration: none;
}
