@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;400;500;600;700&display=swap');

.app-header {
    font-family: 'Kanit', sans-serif;
    background: #fff;
    color: #A31E25;
    padding: 5px 30px;
    display: flex;
    justify-content: space-between;
    box-shadow: 0 2px 8px #c2c2c2;
    border-bottom: 1px solid #dee2e6;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.app-header .system-title {
    display: flex;
    align-items: flex-start;
}

.app-header .brand-link {
    color: inherit;
    text-decoration: none;
}

.app-header .logo {
    width: 45px;
    height: 45px;
    margin-right: 10px;
}

.app-header .title-text {
    font-size: 1.7rem;
    font-weight: bold;
}

.app-header .user-menu {
    position: relative;
}

.app-header .dropdown-toggle {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.app-header .profile-pic {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 8px;
    border: 2px solid #fff;
    background: #fff;
}

.app-header .username {
    white-space: nowrap;
}

.app-header .dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: #fff;
    border: 1px solid #ead7d9;
    border-radius: 8px;
    box-shadow: 0 18px 38px rgba(67, 24, 27, 0.16);
    min-width: 220px;
    z-index: 100;
    padding: 8px;
    overflow: visible;
}

.app-header .dropdown-menu::before {
    content: "";
    position: absolute;
    top: -6px;
    right: 18px;
    width: 12px;
    height: 12px;
    background: #fff;
    border-left: 1px solid #ead7d9;
    border-top: 1px solid #ead7d9;
    transform: rotate(45deg);
}

.app-header .dropdown-menu.show {
    display: block;
}

.app-header .dropdown-menu li {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
    border-radius: 7px;
    transition: background 0.18s, color 0.18s;
}

.app-header .dropdown-menu li:hover {
    background: #fff3f3;
}

.app-header .dropdown-menu li a {
    flex: 1;
    color: #334155;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 10px 10px 10px 0;
}

.app-header .dropdown-menu li:hover a {
    color: #a31e25;
}

.app-header .menu-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    padding: 7px;
    border-radius: 8px;
    background: #f8fafc;
    border: 1px solid #edf0f3;
    flex: 0 0 auto;
}

@media (max-width: 600px) {
    .app-header {
        padding-top: 5px;
        padding-left: 10px;
        padding-right: 2px;
    }

    .app-header .title-text {
        font-size: 1rem;
    }

    .app-header .username {
        display: none;
    }

    .app-header .logo {
        width: 36px;
        height: 36px;
        margin-right: 6px;
    }

    .app-header .profile-pic {
        width: 36px;
        height: 36px;
    }

    .app-header .dropdown-menu {
        min-width: 140px;
    }

    .app-header .dropdown-toggle {
        font-size: 0.85rem;
    }
}